Point E is the correct answer! :D
Answer:
1.2 x 10⁴
Step-by-step explanation:
12,000 has 2 places of other numbers before a spam of zeroes.
Take the numbers before zeroes and put a decimal to the left of the last digit.
Last digit is 2 so a decimal goes before 2
1.2
Count how many places the decimal moved: this number is your power of 10.
12000. --> 1.2000
It moved 4 places.
12,000 = 1.2 x 10⁴
Answer: Choice #3 - compressed horizontally and translated by 4 units to the right.

This corresponds to horizontal shift to the right by 4 units and a horizontal compression.
The only answers that are possible is z=y-x y=x+z or x=y-z